FOSROC Thioflex 555 Hand Grade is a two-component, self-levelling polysulfide sealant specifically formulated for pavement applications. The hand grade offers fast-setting convenience for manual application. The sealant maintains 35% movement capability without hardening in cold weather or softening in hot temperatures, ensuring consistent, reliable joint protection year-round.

Key Features

• International Standards Compliance: Meets major global performance standards for reliable, high-quality joint sealing.
• High Extrusion Rates: Allows smooth, efficient, and consistent dispensing during installation.
• Rapid Return to Service: Fast-setting formulation minimizes downtime in active operational areas.
• Fuel & Chemical Resistance: Highly resistant to fuel, oil, and hydraulic fluids—ideal for spill-prone or industrial sites.
• Jet Blast Resistance: Engineered to withstand extreme forces in aviation environments, including runways and taxiways.
• Polysulfide Elasticity: Provides excellent stress relaxation and long-term flexibility for demanding applications.
• High Movement Accommodation (Up to 35%): Maintains joint integrity even under significant thermal or structural movement.
• Temperature Stability: Does not harden in cold conditions or soften in hot climates, ensuring consistent performance.
• Dirt & Stone Pickup Resistance: Reduces contamination and surface buildup, extending service life.
• Engineered Durability: Designed for long-lasting performance in heavy-traffic and high-load environments.

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